<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>视频播放</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: Arial, sans-serif;
        }
        
        body {
            background: #000;
            color: #fff;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        
        .header {
            padding: 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: #111;
        }
        
        .home-btn {
            color: white;
            text-decoration: none;
            padding: 8px 15px;
            background: #333;
            border-radius: 4px;
            font-size: 14px;
        }
        
        .video-container {
            flex: 1;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 20px;
        }
        
        video {
            max-width: 100%;
            max-height: 80vh;
            border-radius: 8px;
        }
        
        .controls {
            padding: 15px;
            display: flex;
            justify-content: center;
            gap: 20px;
            background: #111;
        }
        
        .btn {
            background: #333;
            color: white;
            border: none;
            padding: 10px 20px;
            border-radius: 4px;
            cursor: pointer;
            font-size: 14px;
        }
        
        .btn:hover {
            background: #555;
        }
    </style>
</head>
<body>
    <div class="header">
        <div>视频播放器</div>
        <a href="/" class="home-btn">返回首页</a>
    </div>
    
    <div class="video-container">
        <video id="videoPlayer" controls>
            <source src="11_5_1.mp4" type="video/mp4">
            您的浏览器不支持视频播放。
        </video>
    </div>
    
    <div class="controls">
        <button class="btn" onclick="document.getElementById('videoPlayer').play()">播放</button>
        <button class="btn" onclick="document.getElementById('videoPlayer').pause()">暂停</button>
        <button class="btn" onclick="document.getElementById('videoPlayer').volume += 0.1">音量+</button>
        <button class="btn" onclick="document.getElementById('videoPlayer').volume -= 0.1">音量-</button>
    </div>

    <script>
        // 极简版本，使用浏览器原生控件
        // 如果需要自定义控件，可以取消注释下面的代码
        /*
        document.addEventListener('DOMContentLoaded', function() {
            const video = document.getElementById('videoPlayer');
            video.controls = false; // 隐藏原生控件
            
            // 可以在这里添加自定义控件逻辑
        });
        */
    </script>
</body>
</html>